Portion of a shoe midsole



FIG. 1 is a first perspective view of a portion of a shoe midsoleshowing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a first side view thereof;

FIG. 4 is a third perspective view of another embodiment thereof;

FIG. 5 is a fourth perspective view of the embodiment of FIG. 4; and,

FIG. 6 is a second side view of the embodiment of FIG. 4.

The uneven broken line immediately adjacent to the shaded arearepresents an unclaimed boundary of the design. The uneven broken lineshowing of disclaimed regions within the shaded area of FIGS. 4-6 is forillustrative purposes only and forms no part of the claimed design. Theuneven broken line showing of the remainder of the shoe is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for a portion of a shoe midsole, as shown anddescribed.